Towel bar shelf



FIG. 1 is a top and front perspective view of a towel bar shelf showing my new design;

FIG. 2 is a bottom, front, and left side perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof; and,

FIG. 6 is an enlarged, partia,l bottom, front and left side perspective view thereof.

The broken-line disclosure of a towel bar in the first and sixth figures is for illustrative purposes only and forms no part of the claimed design. 

CLAIM The ornamental design for a towel bar shelf, as shown and described. 